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brianb
2003-05-02 22:20:44 +00:00
parent aa19a0892f
commit 8592cf5db5
4 changed files with 587 additions and 0 deletions
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127
src/libmdb/props.c Normal file
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/* MDB Tools - A library for reading MS Access database file
* Copyright (C) 2000 Brian Bruns
*
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "mdbtools.h"
GPtrArray *
mdb_read_props_list(gchar *kkd, int len)
{
guint32 record_len;
int pos = 0;
gchar *name;
GPtrArray *names = NULL;
int i = 0;
names = g_ptr_array_new();
#ifdef MDB_DEBUG
buffer_dump(kkd, 0, len - 1);
#endif
pos = 0;
while (pos < len) {
record_len = mdb_get_int16(kkd, pos);
pos += 2;
#ifdef MDB_DEBUG
printf("%02d ",i++);
buffer_dump(kkd, pos - 2, pos + record_len - 1);
#endif
name = g_malloc(record_len + 1);
strncpy(name, &kkd[pos], record_len);
name[record_len] = '\0';
pos += record_len;
g_ptr_array_add(names, name);
#ifdef MDB_DEBUG
printf("new len = %d\n", names->len);
#endif
}
return names;
}
void
mdb_free_props(MdbProperties *props)
{
if (!props) return;
if (props->name) g_free(props->name);
g_free(props);
}
MdbProperties *
mdb_alloc_props()
{
MdbProperties *props;
props = g_malloc0(sizeof(MdbProperties));
return props;
}
MdbProperties *
mdb_read_props(MdbHandle *mdb, GPtrArray *names, gchar *kkd, int len)
{
guint32 record_len, name_len;
int pos = 0;
int elem, dtype, dsize;
gchar *name, *value;
MdbProperties *props;
int i = 0;
#ifdef MDB_DEBUG
buffer_dump(kkd, 0, len - 1);
#endif
pos = 0;
/* skip the name record */
record_len = mdb_get_int16(kkd, pos);
pos += 4;
name_len = mdb_get_int16(kkd, pos);
pos += 2;
props = mdb_alloc_props();
if (name_len) {
props->name = g_malloc(name_len + 1);
strncpy(props->name, &kkd[pos], name_len);
props->name[name_len]='\0';
}
pos += name_len;
props->hash = g_hash_table_new(g_str_hash, g_str_equal);
while (pos < len) {
record_len = mdb_get_int16(kkd, pos);
elem = mdb_get_int16(kkd, pos + 4);
dtype = kkd[pos + 3];
dsize = mdb_get_int16(kkd, pos + 6);
value = g_malloc(dsize + 1);
strncpy(value, &kkd[pos + 8], dsize);
value[dsize] = '\0';
name = g_ptr_array_index(names,elem);
#ifdef MDB_DEBUG
printf("%02d ",i++);
buffer_dump(kkd, pos, pos + record_len - 1);
printf("elem %d dsize %d dtype %d\n", elem, dsize, dtype);
#endif
if (dtype == MDB_MEMO) dtype = MDB_TEXT;
if (dtype == MDB_BOOL) {
g_hash_table_insert(props->hash, g_strdup(name), g_strdup(kkd[pos + 8] ? "yes" : "no"));
} else {
g_hash_table_insert(props->hash, g_strdup(name), g_strdup(mdb_col_to_string(mdb, kkd, pos + 8, dtype, dsize)));
}
g_free(value);
pos += record_len;
}
return props;
}